GCC vs. LLVM Clang on the Intel Core i7 5960X Haswell-E platform with Ubuntu 14.10 Linux on the 3.16 kernel.
Compare your own system(s) to this result file with the
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phoronix-test-suite benchmark 1409124-SO-1409114PT03 Core i7 5960X Compilers - Phoronix Test Suite Core i7 5960X Compilers GCC vs. LLVM Clang on the Intel Core i7 5960X Haswell-E platform with Ubuntu 14.10 Linux on the 3.16 kernel.
HTML result view exported from: https://openbenchmarking.org/result/1409124-SO-1409114PT03&sor&grr .
Core i7 5960X Compilers Processor Motherboard Chipset Memory Disk Graphics Audio Monitor Network OS Kernel Desktop Display Server Display Driver OpenGL Compiler File-System Screen Resolution GCC 4.9.1 LLVM Clang 3.5 i3 vs haswell e Intel Core i7-5960X @ 3.50GHz (16 Cores) Gigabyte X99-UD4-CF Intel Haswell-E DMI2 16384MB 128GB Crucial_CT128MX1 Sapphire AMD Radeon HD 6870 1024MB Intel Wellsburg HD Audio SyncMaster Intel Connection Ubuntu 14.10 3.16.0-12-generic (x86_64) Unity 7.3.1 X Server 1.15.1 radeon 7.4.0 3.3 Mesa 10.2.6 Gallium 0.4 GCC 4.9.1 ext4 2560x1600 Clang 3.5.0-1ubuntu1 Intel Core i3-4130 @ 3.40GHz (4 Cores) MSI H81I (MS-7851) v2.0 Intel 4th Gen Core DRAM 8192MB 180GB INTEL SSDSC2CW18 + 60GB Corsair Force 3 eVGA NVIDIA GeForce GTX 750 1024MB (540/2505MHz) Realtek ALC887-VD Realtek RTL8111/8168/8411 LinuxMint 17 3.13.0-30-generic (x86_64) Cinnamon 2.2.16 4.3.0 GCC 4.8 2560x1440 OpenBenchmarking.org Compiler Details - GCC 4.9.1: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-arch-directory=amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v - i3 vs haswell e: --build=x86_64-linux-gnu --disable-browser-plugin --disable-libmudflap --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-arch-directory=amd64 --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-4.8-amd64 --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v Processor Details - GCC 4.9.1: Scaling Governor: intel_pstate powersave - LLVM Clang 3.5: Scaling Governor: intel_pstate powersave - i3 vs haswell e: Scaling Governor: acpi-cpufreq ondemand
Core i7 5960X Compilers apache: Static Web Page Serving hint: FLOAT encode-mp3: WAV To MP3 encode-flac: WAV To FLAC smallpt: Global Illumination Renderer; 100 Samples c-ray: Total Time build-php: Time To Compile build-apache: Time To Compile himeno: Poisson Pressure Solver x264: H.264 Video Encoding john-the-ripper: MD5 john-the-ripper: Traditional DES john-the-ripper: Blowfish scimark2: Jacobi Successive Over-Relaxation scimark2: Dense LU Matrix Factorization scimark2: Sparse Matrix Multiply scimark2: Fast Fourier Transform scimark2: Monte Carlo scimark2: Composite GCC 4.9.1 LLVM Clang 3.5 i3 vs haswell e 17082.05 253952490.31 14.38 4.89 14 9.73 20.91 33.84 1563.44 239.97 146966 17700000 11473 932.44 2256.78 2127.38 336.60 478.03 1226.25 16917.89 205919869.28 17.45 5.28 172 14.77 18.59 22.98 1374.96 237.37 13244 4547667 796 1384.75 4889.54 2474.85 351.38 510.58 1922.22 22922.21 317863349.79 14.38 5.36 193 53.38 52.90 50.66 1520.78 83.84 34245 4079000 2602 1012.66 2038.67 1917.71 225.74 513.28 1141.77 OpenBenchmarking.org
Apache Benchmark Static Web Page Serving OpenBenchmarking.org Requests Per Second, More Is Better Apache Benchmark 2.4.7 Static Web Page Serving i3 vs haswell e GCC 4.9.1 LLVM Clang 3.5 5K 10K 15K 20K 25K SE +/- 43.64, N = 3 SE +/- 296.90, N = 6 SE +/- 190.79, N = 3 22922.21 17082.05 16917.89 -O2 -O3 -march=native -O3 -march=native 1. (CC) gcc options: -shared -fPIC -pthread
Hierarchical INTegration Test: FLOAT OpenBenchmarking.org QUIPs, More Is Better Hierarchical INTegration 1.0 Test: FLOAT i3 vs haswell e GCC 4.9.1 LLVM Clang 3.5 70M 140M 210M 280M 350M SE +/- 236722.87, N = 3 SE +/- 4588402.44, N = 6 SE +/- 67443.03, N = 3 317863349.79 253952490.31 205919869.28 1. (CC) gcc options: -O3 -march=native -lm
LAME MP3 Encoding WAV To MP3 OpenBenchmarking.org Seconds, Fewer Is Better LAME MP3 Encoding 3.99.3 WAV To MP3 GCC 4.9.1 i3 vs haswell e LLVM Clang 3.5 4 8 12 16 20 SE +/- 0.17, N = 9 SE +/- 0.02, N = 5 SE +/- 0.13, N = 5 14.38 14.38 17.45 -march=native -fomit-frame-pointer -ffast-math -march=native 1. (CC) gcc options: -pipe -O3 -lm
FLAC Audio Encoding WAV To FLAC OpenBenchmarking.org Seconds, Fewer Is Better FLAC Audio Encoding 1.3.0 WAV To FLAC GCC 4.9.1 LLVM Clang 3.5 i3 vs haswell e 1.206 2.412 3.618 4.824 6.03 SE +/- 0.03, N = 5 SE +/- 0.08, N = 5 SE +/- 0.01, N = 5 4.89 5.28 5.36 -O3 -march=native -O3 -march=native -O2 -logg 1. (CXX) g++ options: -fvisibility=hidden -lm
Smallpt Global Illumination Renderer; 100 Samples OpenBenchmarking.org Seconds, Fewer Is Better Smallpt 1.0 Global Illumination Renderer; 100 Samples GCC 4.9.1 LLVM Clang 3.5 i3 vs haswell e 40 80 120 160 200 SE +/- 0.00, N = 3 SE +/- 0.33, N = 3 SE +/- 0.33, N = 3 14 172 193 -O3 -march=native -O3 -march=native 1. (CXX) g++ options: -fopenmp
C-Ray Total Time OpenBenchmarking.org Seconds, Fewer Is Better C-Ray 1.1 Total Time GCC 4.9.1 LLVM Clang 3.5 i3 vs haswell e 12 24 36 48 60 SE +/- 0.01, N = 3 SE +/- 0.01, N = 3 SE +/- 0.40, N = 3 9.73 14.77 53.38 -march=native -march=native 1. (CC) gcc options: -lm -lpthread -O3
Timed PHP Compilation Time To Compile OpenBenchmarking.org Seconds, Fewer Is Better Timed PHP Compilation 5.2.9 Time To Compile LLVM Clang 3.5 GCC 4.9.1 i3 vs haswell e 12 24 36 48 60 SE +/- 0.26, N = 5 SE +/- 0.20, N = 3 SE +/- 0.10, N = 3 18.59 20.91 52.90 -O3 -march=native -O3 -march=native -O2 1. (CC) gcc options: -pedantic -ldl -lz -lm
Timed Apache Compilation Time To Compile OpenBenchmarking.org Seconds, Fewer Is Better Timed Apache Compilation 2.4.7 Time To Compile LLVM Clang 3.5 GCC 4.9.1 i3 vs haswell e 11 22 33 44 55 SE +/- 0.15, N = 3 SE +/- 0.09, N = 3 SE +/- 0.11, N = 3 22.98 33.84 50.66
Himeno Benchmark Poisson Pressure Solver OpenBenchmarking.org MFLOPS, More Is Better Himeno Benchmark 3.0 Poisson Pressure Solver GCC 4.9.1 i3 vs haswell e LLVM Clang 3.5 300 600 900 1200 1500 SE +/- 23.98, N = 6 SE +/- 1.34, N = 3 SE +/- 15.13, N = 3 1563.44 1520.78 1374.96 -march=native -march=native 1. (CC) gcc options: -O3
x264 H.264 Video Encoding OpenBenchmarking.org Frames Per Second, More Is Better x264 2014-08-30 H.264 Video Encoding GCC 4.9.1 LLVM Clang 3.5 i3 vs haswell e 50 100 150 200 250 SE +/- 2.44, N = 5 SE +/- 2.96, N = 5 SE +/- 0.57, N = 5 239.97 237.37 83.84 -march=native -march=native 1. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fomit-frame-pointer -fno-tree-vectorize
John The Ripper Test: MD5 OpenBenchmarking.org Real C/S, More Is Better John The Ripper 1.8.0 Test: MD5 GCC 4.9.1 i3 vs haswell e LLVM Clang 3.5 30K 60K 90K 120K 150K SE +/- 97.67, N = 3 SE +/- 534.16, N = 3 SE +/- 265.91, N = 6 146966 34245 13244 1. (CC) gcc options: -fopenmp -lcrypt
John The Ripper Test: Traditional DES OpenBenchmarking.org Real C/S, More Is Better John The Ripper 1.8.0 Test: Traditional DES GCC 4.9.1 LLVM Clang 3.5 i3 vs haswell e 4M 8M 12M 16M 20M SE +/- 49084.96, N = 3 SE +/- 1333.33, N = 3 SE +/- 31000.00, N = 3 17700000 4547667 4079000 1. (CC) gcc options: -fopenmp -lcrypt
John The Ripper Test: Blowfish OpenBenchmarking.org Real C/S, More Is Better John The Ripper 1.8.0 Test: Blowfish GCC 4.9.1 i3 vs haswell e LLVM Clang 3.5 2K 4K 6K 8K 10K SE +/- 13.38, N = 3 SE +/- 38.27, N = 3 SE +/- 13.25, N = 3 11473 2602 796 1. (CC) gcc options: -fopenmp -lcrypt
SciMark Computational Test: Jacobi Successive Over-Relaxation OpenBenchmarking.org Mflops, More Is Better SciMark 2.0 Computational Test: Jacobi Successive Over-Relaxation LLVM Clang 3.5 i3 vs haswell e GCC 4.9.1 300 600 900 1200 1500 SE +/- 51.46, N = 4 SE +/- 2.43, N = 4 SE +/- 27.12, N = 4 1384.75 1012.66 932.44 -O3 -march=native -O3 -march=native 1. (CXX) g++ options:
SciMark Computational Test: Dense LU Matrix Factorization OpenBenchmarking.org Mflops, More Is Better SciMark 2.0 Computational Test: Dense LU Matrix Factorization LLVM Clang 3.5 GCC 4.9.1 i3 vs haswell e 1000 2000 3000 4000 5000 SE +/- 152.67, N = 4 SE +/- 8.97, N = 4 SE +/- 37.31, N = 4 4889.54 2256.78 2038.67 -O3 -march=native -O3 -march=native 1. (CXX) g++ options:
SciMark Computational Test: Sparse Matrix Multiply OpenBenchmarking.org Mflops, More Is Better SciMark 2.0 Computational Test: Sparse Matrix Multiply LLVM Clang 3.5 GCC 4.9.1 i3 vs haswell e 500 1000 1500 2000 2500 SE +/- 173.43, N = 4 SE +/- 0.93, N = 4 SE +/- 26.82, N = 4 2474.85 2127.38 1917.71 -O3 -march=native -O3 -march=native 1. (CXX) g++ options:
SciMark Computational Test: Fast Fourier Transform OpenBenchmarking.org Mflops, More Is Better SciMark 2.0 Computational Test: Fast Fourier Transform LLVM Clang 3.5 GCC 4.9.1 i3 vs haswell e 80 160 240 320 400 SE +/- 8.90, N = 4 SE +/- 11.34, N = 4 SE +/- 1.72, N = 3 351.38 336.60 225.74 -O3 -march=native -O3 -march=native 1. (CXX) g++ options:
SciMark Computational Test: Monte Carlo OpenBenchmarking.org Mflops, More Is Better SciMark 2.0 Computational Test: Monte Carlo i3 vs haswell e LLVM Clang 3.5 GCC 4.9.1 110 220 330 440 550 SE +/- 2.26, N = 4 SE +/- 7.24, N = 4 SE +/- 2.66, N = 4 513.28 510.58 478.03 -O3 -march=native -O3 -march=native 1. (CXX) g++ options:
SciMark Computational Test: Composite OpenBenchmarking.org Mflops, More Is Better SciMark 2.0 Computational Test: Composite LLVM Clang 3.5 GCC 4.9.1 i3 vs haswell e 400 800 1200 1600 2000 SE +/- 20.66, N = 4 SE +/- 7.04, N = 4 SE +/- 9.74, N = 4 1922.22 1226.25 1141.77 -O3 -march=native -O3 -march=native 1. (CXX) g++ options:
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